We have 6-48"x 3" White trailer bunk slides and 2-54"x 3" white bunk slides. These fit on top of your carpet are directly on wood of bunks. Makes loading and unloading a boat with no problem. They are made by Surfix Inc in Florida(www.surfixinc.com) if you want to see pictures. They are brand new, no scratches, no discolor, no stain. We are selling at half price! Check the prices on there website. They can easily be cut to size, pre drilled counter sunk holes, ss hardware provided. We will sell all 8 pieces-no separates!